Boot the game once on the custom firmware to force the internal file structure to create a save profile.
: The expansion adds two playable classes (Assassin and Druid), a new act (Act V), and hundreds of new items. Understanding the File String diabloiiresurrectednspromslabdlcv1016
: Apply the specific version update (e.g., v1.0.1.6 or newer) to patch the executable binaries. Boot the game once on the custom firmware